.wrap{
    width: 100%;
    height: 100%;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.con{
    flex:1;
}

header,footer{
    width:100%;
    height: 44px;
    line-height: 44px;
    background: lightblue;
}

footer{
    display: flex;
    justify-content: space-around;
}

.active{
    color:red;
}

.classify{
    width:100%;
    height: 100%;
    display: flex;
}

.left{
    width:100px;
    height: 100%;
    border-right: 1px solid gray;
}

.right{
    flex:1;
    height: 100%;
}


.right dl{
    display: flex;
}

.right dl dt{
    width:80px;
    height: 80px;
    margin-right:10px;
}

.right dl  dt img{
    width:100%;
    height: 100%;
}
